Welding machine



FIG. 1 is a front perspective view of the welding machine showing our design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof.

FIG. 8 is an enlarged fragmentary view of the encircled portion labeled as “8” in FIG. 6; and,

FIG. 9 is an enlarged fragmentary view of the encircled portion labeled as “9” in FIG. 7.

The broken lines in the drawings show portions of the welding machine that form no part of the claimed design.

The long dash-short dash-long dash broken lines depictthe boundary of the enlarged fragmentary view areas on FIGS. 6, 7, 8 and 9 and form no part of the claimed design. 

CLAIM The ornamental design for a welding machine, as shown and described. 